Home / 54,159.36-74,741.76-30,287.04

Finding the Fourth Proportional to 54,159.36, 74,741.76 and 30,287.04

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Solution

The fourth proportional to 54,159.36, 74,741.76 and 30,287.04 is: 41,797.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,159.36 : 74,741.76 = 30,287.04 : x
  2. Step 2: Convert to fraction form
    54,159.36/74,741.76 = 30,287.04/x
  3. Step 3: Cross multiply
    54,159.36x = 74,741.76 × 30,287.04
  4. Step 4: Simplify right side
    54,159.36x = 2,263,706,674.79
  5. Step 5: Solve for x
    x = 2,263,706,674.79/54,159.36
  6. Step 6: Final answer
    x = 41,797.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.